136365994 has 8 divisors (see below), whose sum is σ = 205398468. Its totient is φ = 67899840.

The previous prime is 136365953. The next prime is 136365997. The reversal of 136365994 is 499563631.

It can be written as a sum of positive squares in 2 ways, for example, as 118004769 + 18361225 = 10863^2 + 4285^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (136365997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140977 + ... + 141940.

Almost surely, 2^136365994 is an apocalyptic number.

136365994 is a deficient number, since it is larger than the sum of its proper divisors (69032474).

136365994 is a wasteful number, since it uses less digits than its factorization.

136365994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283160.

The product of its digits is 524880, while the sum is 46.

The square root of 136365994 is about 11677.5851099446. The cubic root of 136365994 is about 514.7172155384.

The spelling of 136365994 in words is "one hundred thirty-six million, three hundred sixty-five thousand, nine hundred ninety-four".